Where do freckles come from? – Environmental Care Zone

Question: Where do freckles come from?
- Keywords:
  appearance,
  freckle,
  human body
Asked by Tom the bomb to William, Roberto on 12 Nov 2018.
- William answered on 12 Nov 2018:
  
  It is caused by your skin being exposed to something called ultra violet radiation in the suns rays. These cause a cell called a melanocyte to increase production a protein called melanin, which cause freckles to become darker and more visible.

Tom the bomb commented on 12 Nov 2018:

Now I know why I have a lot of freckles. I am out in the sun😃

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Question: Where do freckles come from?